Electronvolt (eV)
The electronvolt is used in atomic, nuclear, and quantum physics for very small energies.
History: the electronvolt arose in particle physics as the energy of an electron crossing one volt of potential difference.
Quickly convert electronvolts to calories without lookup tables or manual math.
This page is focused on converting electronvolts to calories. Type a number into the first field and the result appears immediately in the second field.
Example: 1 eV = 0 cal. Conversion formula: result = value × 1.602176634E-19 / 4.184.
Use this converter for everyday calculations, study notes, engineering checks, and quick value verification without installing a separate app.
The electronvolt is used in atomic, nuclear, and quantum physics for very small energies.
History: the electronvolt arose in particle physics as the energy of an electron crossing one volt of potential difference.
The calorie is used for heat energy and often appears in nutrition and chemistry.
History: the calorie originated in heat science as a quantity of heat related to warming water.
Enter a value in the Electronvolt field. The converter applies the formula "result = value × 1.602176634E-19 / 4.184" and immediately shows the result in calories.
1 eV = 0 cal.
Yes. Use the swap button or choose the reverse pair from the full conversion list.